Eruption Sequence and timing of Teeth

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Most of the times, questions come about the eruption sequence and timings of teeth in the exam of FCPS Part 1 Dentistry. So below are the Sequence and timing of Teeth. It will clear your confusion about the question.

Primary/Decidous Teeth:

Central Incisor = 6 Months
Lateral Incisor = 9 Months
First Molar = 12 Months
Canine = 18 Months
Second Molar = 24 Months

Eruption Sequence and Timing of Permanent Dentition:

Mandibular Arch: Years
M1 = 6,   In1 = 6-7,  In2 = 7-8,  C = 9-10,  PM1 = 10-12,  PM2 = 11-12,  M2 = 12,  M3 = 17-21

Maxillary Arch: Years
M1 = 6,   In1 = 7-8,  In2 = 8-9, PM1 = 10-11, PM2 = 10-12,  C = 11-12,  M2 = 12,  M3 = 17-21



 

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